Flacourtia inermis, known commonly as lobi-lobi, or batoko plum, is a species of flowering plant native to the Philippines, but which has naturalized in tropical Asia and Africa.
This tree that may grow up to 15 meters. The fruits are produced in bunches and resemble cherries. The fruit is round and shiny, turning from light green to a deep red colour upon ripening. Each fruit measures 1 to 3 centimeter in diameter. The flesh is crunchy but sour and acidic in taste. The fruits are edible but generally not eaten fresh but made as jams, preserves, and syrups.
Photos: Pasir Ris Park and Nature Reserve, Singapore [20160306]
Source: Wikipedia